Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we help a reader overhaul his Rat motor for street/strip performance. G.T. • Keaau, HI Q: I have 1973 454 big block Chevy. It has 8.5:1 compression, stock oval port cylinder heads, a Crane PowerMax camshaft, an Edelbrock Performer
There’s no time like the present to get out and enjoy shows, cruise-ins, and races. And by enjoy the races, we mean actually go out and race. If you’ve never gone racing—or if you’ve never fully understood bracket racing—this post is intended to nudge you toward the starting line. Truth is you don’t need a
Few things can make a kid go from happy to sad more quickly than these three words: “batteries not included.” After all, the latest electronic toy or gadget is useless without fresh batteries—and that’s why you’d never give an electronic gift without a good set of batteries, right? Right? The same principle applies to your
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re providing tips on proper engine break-in. Bill M. • Summit, IL Q: I have a Chevy big block that I’m going to use specifically for drag racing. I was wondering, what is the best way to break-in a
It’s an unfortunate irony, but a true one—your dirt bike doesn’t like dirt. More specifically, your bike’s engine doesn’t like dirt. Too much of it will inevitably clog your air filter, restricting airflow, robbing you of horsepower, reducing your gas mileage, and making the overall riding experience infinitely less pleasant. Of all the chores related
Stock exhaust systems typically restrict the flow of exhaust gases out of your engine, and thus prevent your engine from reaching its full power potential. In our “Exhaustive Research” post, we showed you how to choose the right exhaust system to help gain back lost horsepower. Of course, the first exhaust components to handle spent exhaust gases
Wondering how to choose a carburetor? This is a question that confronts anybody in the market for a carburetor, whether it’s for a street or race vehicle. Many companies offer several different carburetors, but with all of the different styles and sizes, selecting one can seem complicated. However, there is a logical way to select
Work is underway on the Summit Racing/Factory Five Racing Mk4–both at Summit Racing Equipment and SKJ Customs. The crew at SKJ Customs in St. George, UT is hard at work assembling the actual Mk4, and the folks at Summit Racing continue to put the final assembly on its new Mk4 Pro Pack combos, which will allow
Hot rodders don’t live in a “one-size-fits-all” world. By nature, we love customization—whether it’s a custom paint job, one-off aftermarket rims, or a radical resto-mod project. So it’s no surprise that more and more performance enthusiasts are electing to custom-build their own spark plug wire sets. You can, too! This installment of Summit Racing Quick
A while back, we conducted a course in Exhaust Anatomy 101 to provide a beginner’s look at aftermarket exhaust systems. Now that you’ve brushed up on the basics, we’ll show you what makes an aftermarket exhaust system such a popular upgrade and provide tips on how to choose the system that’s best for your vehicle. Exhaust Construction: Crush
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